1) what is an ion? a) a neutral atom b) an octet atom c) an atom that lose or gain an electron and it's charged d) atoms that share electrons 2) what bond do you expect to form in this compound? a) covalent bond b) hydrogen bond c) metallic bond d) Ionic bond 3) all compound posses ionic bond except........ a) CaO b) KBr c) CO2 d) NaF 4) MgO is known as......... a) magnesium oxide b) oxygen magnesid c) oxide manesium d) magnesium monoxide 5) NO2- Lewis structure is? a) b) 6) Ionic bond occur between non-metal and non-metal a) True b) False

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